Sha256: 2702f80d524cb489b9d3719b887ed8962734d6819563f771f19719a9cd1633f0
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Size: 1.45 KB
Versions: 26
Compression:
Stored size: 1.45 KB
Contents
$" = [__FILE__]
class ScriptLoader
@@loading_paths = {}
def initialize(path)
@base_path = path
end
def load_once
if absolute_path?(@base_path)
loaded = load_once_path(@base_path)
if loaded.nil?
raise LoadError, error_message
else
loaded
end
else
$LOAD_PATH.each do |load_path|
unless absolute_path?(load_path)
load_path = File.expand_path(load_path)
if File::ALT_SEPARATOR
load_path = load_path.gsub(File::ALT_SEPARATOR, "/")
end
end
loaded = load_once_path(File.join(load_path, @base_path))
return loaded unless loaded.nil?
end
raise LoadError, error_message
end
end
private
def error_message
"cannot load such file -- #{@base_path}"
end
def absolute_path?(path)
path.start_with?("/") or (/\A[a-z]:\\/i === path)
end
def load_once_path(path)
loaded = load_once_absolute_path(path)
return loaded unless loaded.nil?
return nil unless File.extname(path).empty?
load_once_absolute_path("#{path}.rb")
end
def load_once_absolute_path(path)
return false if $".include?(path)
return false if @@loading_paths.key?(path)
return nil unless File.file?(path)
@@loading_paths[path] = true
load(path)
$" << path
@@loading_paths.delete(path)
true
end
end
module Kernel
def require(path)
loader = ScriptLoader.new(path)
loader.load_once
end
end
Version data entries
26 entries across 26 versions & 1 rubygems